.container {
    max-width: 1200px;
    margin: 10px auto;
}

.toolbar {
    margin-top: 50px;
}

.queryBox {
    margin: 10px 0;
    border: solid 1px #aaaaaa;
    padding: 10px;
}

.query-inline {
    display: flex;
    flex-wrap: wrap;
}

.query-inline li {
    margin-right: 10px;
}

#studForm {
    padding: 20px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

#studForm .layui-form-item {
    margin-bottom: 15px;
    width: 100%;
    text-align: center;
}

#studForm .layui-input-block {
    margin-left: 0;
    display: flex;
    justify-content: center;
}

#studForm .layui-input {
    width: 200px;
}

#studForm .layui-form-label {
    width: 100px;
    text-align: center;
}